VOA慢速英语:调查发现安全装置可以大幅降低大型卡车追尾事故

rear-end – v. to hit the back of one car with another in an accident

insurance – n. in agreement in which you pay a company money and they pay you costs if you have an accident injury, etc.

automatic – adj. something controlled using machines and not people

brake – n. a device that makes a vehicle go slower or stop

consequence – n. a result of a particular action or situation, often one that is bad or not convenient

countermeasure – n. an action taken against an unwanted action or situation